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Specifications
Mfr. Part #:
ZTP-148SR
Package:
TO-46-4
Key Attributes
Model Number:
ZTP-148SR
Product Description
Product Overview
The Amphenol Advanced Sensors Thermometrics ZTP-148SR is a thermopile infrared sensor designed for non-contact surface temperature measurement. It features a compact design, high sensitivity, and fast response time, making it a cost-effective solution for various applications. The sensor integrates a thermistor for ambient temperature compensation within a hermetically-sealed TO-46 package. It is ideal for use in ear thermometers, forehead thermometers, and surface temperature measurement of the human body.
Product Attributes
- Brand: Amphenol Advanced Sensors Thermometrics
- Model: ZTP-148SR
- Package Type: TO-46 (18)
- Sensor Components: Thermo-elements, flat infrared filter, thermistor
- Sealing: Hermetically-sealed
Technical Specifications
Thermopile Chip Specifications
| Parameter | Unit | Condition | Min | Typ | Max |
|---|---|---|---|---|---|
| Chip Size | mm² | 1.8 x 1.8 | |||
| Active Area | mm² | 1.0x1.0 | |||
| Absorber area | Internal | ||||
| Resistance | k | @25C | 60 | 85 | 111 |
| Resistance T.C. | %/C | 0.12 | |||
| Responsivity | V/W | 500K, 1Hz, R.M.S, 25C | 43 | 61 | 79 |
| Responsivity T.C. | %/C | -0.07 | |||
| Noise Voltage | nV rms | 37 | |||
| NEP | nW/Hz¹/² | 0.61 | |||
| Detectivity | cmHz¹/²/W | 1.14 | |||
| Time Constant | ms | 32 |
NTC Thermistor for Temperature Compensation Specifications
| Parameter | Unit | Condition | Min | Typ | Max |
|---|---|---|---|---|---|
| Resistance | k | Tol.:3%, @ 25C | 97.00 | 100.0 | 103.0 |
| Beta Value | K | Tol.:1%, Defined at 25C/50C | 3920 | 3960 | 4000 |
Absolute Maximum Ratings
| Parameter | Unit | Condition | Min | Typ | Max |
|---|---|---|---|---|---|
| Operating temperature | C | -20 | 100 | ||
| Storage temperature | C | -40 | 120 |
Field of View
| Parameter | Units | Condition | Min | Typ | Max |
|---|---|---|---|---|---|
| Field of View | Degree | 50% of Maximum Output | 80 | 85 | 90 |
Thermistor Resistance vs. Ambient Temperature
| Tambient (k) | Rmin (k) | Rcent (k) | Rmax (k) |
|---|---|---|---|
| -20 | 893.8 | 942.3 | 992.6 |
| -15 | 677.7 | 712.5 | 748.4 |
| -10 | 518.2 | 543.3 | 569.2 |
| -5 | 399.4 | 417.6 | 436.4 |
| 0 | 310.1 | 323.5 | 337.1 |
| 5 | 242.6 | 252.4 | 262.4 |
| 10 | 191.1 | 198.3 | 205.7 |
| 15 | 151.5 | 156.9 | 162.3 |
| 20 | 120.9 | 124.9 | 128.9 |
| 25 | 97.00 | 100.0 | 103.0 |
| 30 | 77.97 | 80.55 | 83.15 |
| 35 | 63.03 | 65.25 | 67.50 |
| 40 | 51.22 | 53.14 | 55.09 |
| 45 | 41.85 | 43.50 | 45.18 |
| 50 | 34.36 | 35.79 | 37.24 |
| 55 | 28.35 | 29.58 | 30.84 |
| 60 | 23.49 | 24.56 | 25.66 |
| 65 | 19.56 | 20.49 | 21.44 |
| 70 | 16.35 | 17.16 | 17.99 |
| 75 | 13.73 | 14.43 | 15.15 |
| 80 | 11.57 | 12.18 | 12.81 |
| 85 | 9.79 | 10.32 | 10.88 |
| 90 | 8.313 | 8.781 | 9.267 |
| 95 | 7.085 | 7.495 | 7.923 |
| 100 | 6.058 | 6.420 | 6.796 |
2203311630_Amphenol-ZTP-148SR_C2988284.pdf
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